qdec.h File Reference

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Macros
#define	reg_qdec_set   0xd1
#define	reg_qdec_channel_a   0xd2
#define	reg_qdec_channel_b   0xd3
#define	reg_qdec_mode   0xd7
#define	rge_qdec_load   0xd8
#define	reg_qdec_count   0xd0
#define	reg_qdec_reset   0xd6

Enumerations
enum	QDEC_InputAchTypeDef {   PA2A, PA3A, PB6A, PB7A,   PC2A, PC3A, PD6A, PD7A }
enum	QDEC_InputBchTypeDef {   PA2B, PA3B, PB6B, PB7B,   PC2B, PC3B, PD6B, PD7B }
enum	QDEC_ModeTypeDef { COMMON_MODE, DOUBLE_ACCURACY_MODE }

Functions
void	qdec_set_pin (QDEC_InputAchTypeDef channelA, QDEC_InputBchTypeDef channelB)
	This function servers to set input port. More...
void	qdec_set_mode (QDEC_ModeTypeDef mode)
	This function servers to set qdec's mode. More...
void	qdec_clk_en (void)
	This function servers to initials qedc source clock. More...
unsigned char	qdec_get_count_value (void)
	This function servers to read hardware counting value. More...
void	qdec_clear_conuter (void)
	This function servers to reset the counter. More...
void	qdec_set_debouncing (char thrsh)
	This function servers to set hardware debouncing. More...

Macro Definition Documentation

reg_qdec_set

#define reg_qdec_set   0xd1

reg_qdec_channel_a

#define reg_qdec_channel_a   0xd2

reg_qdec_channel_b

#define reg_qdec_channel_b   0xd3

reg_qdec_mode

#define reg_qdec_mode   0xd7

rge_qdec_load

#define rge_qdec_load   0xd8

reg_qdec_count

#define reg_qdec_count   0xd0

reg_qdec_reset

#define reg_qdec_reset   0xd6

Enumeration Type Documentation

QDEC_InputAchTypeDef

enum QDEC_InputAchTypeDef

qedc input channel type of A

Enumerator
PA2A
PA3A
PB6A
PB7A
PC2A
PC3A
PD6A
PD7A

QDEC_InputBchTypeDef

enum QDEC_InputBchTypeDef

qedc input channel type of A

Enumerator
PA2B
PA3B
PB6B
PB7B
PC2B
PC3B
PD6B
PD7B

QDEC_ModeTypeDef

enum QDEC_ModeTypeDef

qedc mode

Enumerator
COMMON_MODE
DOUBLE_ACCURACY_MODE

Function Documentation

qdec_set_pin()

void qdec_set_pin	(	QDEC_InputAchTypeDef	channelA,
		QDEC_InputBchTypeDef	channelB
	)

This function servers to set input port.

Parameters

[in]	QDEC_InputAchTypeDef	- input types of A channel.
[in]	QDEC_InputBchTypeDef	- input types of A channel.

Returns

none.

qdec_set_mode()

void qdec_set_mode

(

QDEC_ModeTypeDef

mode

)

This function servers to set qdec's mode.

Parameters

[in]

QDEC_ModeTypeDef

- mode type to select.

Returns

none.

qdec_clk_en()

void qdec_clk_en

(

void

)

This function servers to initials qedc source clock.

Parameters

[in]

none.

Returns

none.

qdec_get_count_value()

unsigned char qdec_get_count_value

(

void

)

This function servers to read hardware counting value.

Parameters

[in]

none.

Returns

hardware counting value.

qdec_clear_conuter()

void qdec_clear_conuter

(

void

)

This function servers to reset the counter.

Parameters

[in]

none.

Returns

none.

qdec_set_debouncing()

void qdec_set_debouncing

(

char

thrsh

)

This function servers to set hardware debouncing.

Parameters

[in]

thrsh

- lower the value of thrsh,will be regard as jitter.

Returns

none.